Why Choose the Mersen FR22GR69V32 Protistor® High-Speed Fuse?
The Mersen FR22GR69V32 is a premium Protistor® high-speed cylindrical semiconductor fuse developed to provide rapid and reliable protection for sensitive power semiconductor devices in industrial electrical systems. Manufactured to comply with IEC 60269-1 and IEC 60269-4, this ultra-fast fuse is designed for applications where maximum protection of IGBTs, thyristors, diodes and other power electronic components is essential.
As part of Mersen's trusted Protistor® 22 × 58 mm gR fuse range, the FR22GR69V32 combines a compact cylindrical design with an exceptionally high breaking capacity, ensuring fast fault interruption and helping minimise damage to costly semiconductor equipment. Its proven reliability makes it an excellent choice for OEMs, machine builders and industrial maintenance engineers.
With a 32 A current rating, 690 V AC IEC / 700 V AC UL voltage rating and a gR operating characteristic, the FR22GR69V32 delivers full-range semiconductor protection for demanding industrial power applications.
Key Advantages
- Ultra-fast gR semiconductor protection fuse.
- 32 A current rating for industrial power electronics.
- 690 V AC IEC / 700 V AC UL voltage rating.
- Designed for complete protection of sensitive semiconductor devices.
- High interrupting capacity for industrial electrical systems.
- Compact 22 × 58 mm cylindrical construction for straightforward installation.
Key Features
- Mersen Protistor® semiconductor protection fuse.
- Catalogue number: FR22GR69V32.
- 32 A rated current.
- 690 V AC IEC / 700 V AC UL rated voltage.
- gR operating characteristic for full-range semiconductor protection.
- 22 × 58 mm cylindrical fuse size.
- Complies with IEC 60269-1 and IEC 60269-4.
- Suitable for AC power systems.
- RoHS and REACH compliant.
Reliable Protection for Power Electronics
High-speed semiconductor fuses are designed to interrupt fault currents before they can damage expensive electronic power devices. Their ultra-fast response reduces thermal stress and energy let-through, helping extend the service life of drives, converters and other industrial equipment.
Mersen Protistor® semiconductor fuses are widely specified for industrial automation, renewable energy installations, UPS systems, motor drives and power conversion equipment where dependable semiconductor protection is critical.
Typical Applications
- Variable frequency drives (VFDs).
- Industrial motor drives.
- Power converters and inverters.
- UPS systems.
- Soft starters.
- Industrial control panels and power distribution equipment.